Charles,


As a biologist, I must disagree with your statement that "prairie grass left alone takes over everything. Like pines in Ontario,  or Manzinita and scrub brush in south Texas."


For a quick primer on the immense biodiversity found in native prairies (matched only by rainforest ecosystems), see:


http://www.nps.gov/tapr/naturescience/a-complex-prairie-ecosystem.htm

A Complex Prairie Ecosystem - Tallgrass Prairie National Preserve (U.S. National Park Service)
A Complex Prairie Ecosystem
Read more...<http://www.nps.gov/tapr/naturescience/a-complex-prairie-ecosystem.htm>

?

Corn, soy, and wheatfields are wastelands by comparison to what they have replaced.


Christina

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